Osa Weather (Next 3 days): The snow forecast for Osa is: A light covering of new snow, mostly falling on Mon night. Freeze-thaw conditions (max 6°C on Thu morning, min -5°C on Tue night). Wind will be generally light.
Osa Weather (Days 4-6): A light covering of new snow, mostly falling on Thu night. Freeze-thaw conditions (max 8°C on Sun afternoon, min -3°C on Fri night). Winds decreasing (fresh winds from the NE on Fri morning, light winds from the N by Sun morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Bottom Lift: | -1 | |
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  |  |  | | | | | | | |  | |  | |
light snow | light snow | clear | some clouds | some clouds | cloudy | some clouds | some clouds | light snow | light snow | light snow | light snow | light snow | snow shwrs | clear | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
5 | — | — | — | — | — | — | — | — | 3 | 1 | 1 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | 2 | 2 | -4 | 5 | 5 | -1 | 6 | 5 | 0 | 1 | 1 | -2 | 3 | 5 | -1 |
min °C | -2 | 0 | -1 | -5 | 2 | 1 | -2 | 4 | 1 | -1 | 0 | -1 | -3 | 1 | 1 | -1 |
-8 | -6 | -4 | -5 | 2 | 1 | -2 | 4 | -3 | -8 | -4 | -8 | -10 | -4 | -3 | -5 | |
96 | 77 | 67 | 60 | 41 | 52 | 69 | 51 | 68 | 95 | 96 | 89 | 84 | 75 | 66 | 59 | |
600 | 650 | 800 | 0 | 900 | 1200 | 650 | 1050 | 1100 | 700 | 600 | 700 | 400 | 950 | 1250 | 1300 | |
 | — | 6:28 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | 6:24 | — | — |
 | — | — | 6:13 | — | — | 6:14 | — | — | 6:15 | — | — | 6:15 | — | — | 6:16 | — |
A light covering of new snow, mostly falling on Mon night. Freeze-thaw conditions (max 6°C on Thu morning, min -5°C on Tue night). Wind will be generally light.
A light covering of new snow, mostly falling on Thu night. Freeze-thaw conditions (max 8°C on Sun afternoon, min -3°C on Fri night). Winds decreasing (fresh winds from the NE on Fri morning, light winds from the N by Sun morning).
Latest snow reports near Osa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 7 Mar 2026 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.2 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Osa at the specific elevation of 700 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osa. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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